上核

Volterra kernel functions were expanded on an orthogonal discrete Laguerre function set to produce a reduced system model with fewer parameters.

讨论了Volterra核的Laguerre展开法，通过将Volterra核函数在一个正交的Laguerre函数集上展开，得到一个简化的系统模型，使得待辨识的参数显著减少。

Astric vagal and cerebellar fastigial nuclear afferents have been implicated in the regulation of food intake by their communication with lateral hypothalamic area, which is generally referred to be the feeding center.

我们和其他作者先前的研究表明，胃迷走神经和小脑顶核的传入均可到达LHA。本研究旨在观察胃迷走和小脑顶核的传入是否在LHA神经元，尤其是那些血糖敏感神经元上发生会聚，从而参予摄食活动的调节。

Militant mendicancy over the nuclear issue demanding to be paid for every tiny step towards a distant disarmament, then backsliding and trying the same trick again will no longer wash.

平壤在核问题上进行的"强行乞讨"--先要求国际社会为该国向遥远的去核迈出的每一小步提供经援，然后退回到原有立场并故伎重施--不会再有效果。

Infection by S. sclerotiorum causes serious damage to oilseed rape, soybean, sunflower and the mustard family vegetables. Because S.

草酸是核盘菌致病过程的决定因子，核盘菌在油菜、大豆、向日葵与十字花科蔬菜等植物上引起严重的菌核病。

The surface morphology of the nacreous layer on different parts of Pteria Penguin and blister pearl from Sanya, Hainan Province, are observed directly by using environmental scanning electron microscope.

研究结果表明，该地区海水成因的珍珠层中有机质薄膜对珍珠层的螺旋生长成核和结晶取向起到了严格的调控作用，它为文石或方解石晶体的生长提供一个有效的定位或成核中心；有机质与文石微晶在时间和空间上的螺旋交互生长具有周期性，从而产生珍珠层表面的这种结构形态。

The Neumann boundary value prob-lem is firstly reduced into the equivalent natural boundary integral equation withthe kernel possessing 2nd-order singularity,and then the corresponding variationalproblem on the boundary is obtained.By applying Quak trigonometric wavelet basisBjsee(1.2.3as boundary elements and the method of expanding kernel functionto its Galerkin discretization,we obtain simple computational formulae of the en-tries in the stiffness matrix.

首先，我们将Neumann边值问题归化为等价的带有2阶强奇性核的自然边界积分方程，然后化为边界上相应的变分形式，以Hermite插值Quak三角小波基Bj见(1.2.3作为边界元并利用积分核函数展开法将其离散，得到了十分简单的刚度矩阵系数的计算公式，而且刚度矩阵具有十分简单的形式，它是分块循环对角阵。

The validation of ~(12)C evaluation for the updated database CENDL-3.1 was performed with neutron angular flux experiment in this paper.

在此基础上，建立了30MeV以下入射能区的中子评价核数据库，并截取20MeV以下能区的数据建立了更新版中子评价核数据库CENDL-3.1版。

By systematically analyzing the single particle level and the occupation probability near the Fermi surface,and the rule of nuclear particle number deviations with proton numbers for N =8,20,28,50,82,126 neutron chains within the relativistic mean-field model with BCS theory,we have discussed the stability of the shell structure for the traditional neutron magic in the whole range of nuclear spectrum from neutron line to proton line,and predicted that traditional neutron magic number effect shall possibly disappear only in light neutron-rich nuclei.

在考虑了BCS理论的相对论平均场模型框架内，通过系统研究 N =8，20，28，50，82和126六条同中子素链中每个元素费米面附近的单粒子能级间隔、粒子数占有概率比以及原子核体系的粒子数偏离随质子数的变化规律，讨论了传统中子幻数的壳结构在从中子滴线区到质子滴线区整个核谱上的稳定性，预言只有在轻核的丰中子区域，传统的中子幻数效应才可能消失，并把计算结果和最近的文献报道作了比较。

Utilizing a variety of computer-generated patterns, we tested visual responses of 60 extracellularly recorded nLM cells and found that all these responses can be explained by the responses of neurons to edges of the objects.

使用多种视觉刺激检测扁豆核神经元的反应，发现神经元对所有刺激图形的反应都可归结为对边缘的反应，扁豆核神经元实质上是运动边缘检测器。

After treatment of CCl4 through oral route for four weeks, we have observed an interesting phenomenon in the animal model. That is the significantly decreased condition of nitric oxide synthase. The locations are sympathetic T7-T10 dorsal root ganglion, T7-T10 intermediolateral cell column, celiac ganglion, parasympathetic nodose ganglion, solitary tract nucleus, and dorsal motor vagal nucleus.

结果显示：在餵食四氯化碳四周起，其交感神经回路上的T7-T10背根神经节、T7-T10脊髓侧角中间外侧细胞柱之交感节前神经元以及位於腹腔神经节的交感节后神经元所含之一氧化氮合成下降；而副交感神经回路上的小结神经节、孤立径核以及迷走神经背侧运动核所含之一氧化氮合成亦下降。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失